C1X: implement generic selections

As an extension, generic selection support has been added for all
supported languages.  The syntax is the same as for C1X.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@129554 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/tools/libclang/CXCursor.cpp b/tools/libclang/CXCursor.cpp
index 8980059..b3ad83d 100644
--- a/tools/libclang/CXCursor.cpp
+++ b/tools/libclang/CXCursor.cpp
@@ -130,6 +130,7 @@
   case Stmt::AddrLabelExprClass:        
   case Stmt::StmtExprClass:             
   case Stmt::ChooseExprClass:           
+  case Stmt::GenericSelectionExprClass:
   case Stmt::GNUNullExprClass:          
   case Stmt::CXXStaticCastExprClass:      
   case Stmt::CXXDynamicCastExprClass: